ArtMajeur - +1 Million original artworks, Free Shipping Worldwide, Low prices guaranteed, 14 days return: buy all the art you love on Artmajeur!
slimanimation - to make stick figure or hand drawn animations
WikiArt - The Encyclopedia of Fine Art
PaintBerri - PaintBerri is a free art site that offers an awesome oekaki community.
Artboost - Artboost is an art marketplace.
okekai - A small community site where you can draw, animate, and chat through pictures all for free